>> yes he. >> cocaine and ecstasy. >> in hindsight it was a way to replace some of the adrenaline of the war zone. >> in the israelis do invade it will be a difficult site. >> they call it self-medicating you don't feel good and you take the substance and you feel better. did that that take over your life? did it effect your work at abc news? >> it did not take over my life but it did ultimately affect my work, here is why. i didn't know it, even though i was trying to be very careful about separating it from my actual work, it was raising the level of adrenaline in my brain, that pretty much primed me to have a panic attack on national television, which i did. >> so the physical nature of cocaine affected your brain so much that you had a panic attack on the air? >> um-huh. >> researchers report people who take cholesterol lowering jobs of statins for five years may also lower their risk for cancer. but it's too early to prescribe statins slowly for cancer production. >> after the panic attack, did abc news send you to rehab? did you have to go to rehab? >> no, actually,